A cube of 15 cm length is cut into small

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Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Mensuration: 3D

Question:

A cube of 15 cm length is cut into small cubes of side 3 cm each. How much such small cubes can be obtained?

Options:

120

125

100

Correct Answer:

125

Explanation:

Number of cubes = $\frac{volume\;of\;larger\;cube}{volume\;of\;smaller\;cube}$

= $\frac{15^3}{3^3}$

= (5)³ = 125